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DbRunner.cs
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DbRunner.cs
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using Autodesk.Revit.Attributes;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics;
using System.IO;
using System.Threading;
using System.Collections;
using System.Windows.Forms;
using Newtonsoft.Json;
using Autodesk.Revit.Creation;
using Document = Autodesk.Revit.DB.Document;
using System.Xml.Linq;
using Autodesk.Revit.DB.Architecture;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;
using Newtonsoft.Json.Linq;
using DotSpatial.Projections;
using Autodesk.Revit.DB.Visual;
namespace cityjsonToRevit
{
[Transaction(TransactionMode.Manual)]
class DbRunner : IExternalCommand
{
const double angleRatio = Math.PI / 180;
public int epsgNum(dynamic cityJ)
{
string epsg = unchecked((string)cityJ.metadata.referenceSystem);
if(epsg == null)
{
return -1;
}
int found = epsg.LastIndexOf("/");
if (found == -1)
{
found = epsg.LastIndexOf(":");
}
epsg = epsg.Substring(found + 1);
int espgNo = Int32.Parse(epsg);
return espgNo;
}
private void PointProjector(int number, double[] xy)
{
ProjectionInfo pStart = ProjectionInfo.FromEpsgCode(number);
ProjectionInfo pEnd = ProjectionInfo.FromEpsgCode(4326);
double[] z = { 0 };
Reproject.ReprojectPoints(xy, z, pStart, pEnd, 0, 1);
return;
}
private void PointProjectorRev(int number, double[] xy)
{
ProjectionInfo pEnd = ProjectionInfo.FromEpsgCode(number);
ProjectionInfo pStart = ProjectionInfo.FromEpsgCode(4326);
double[] z = { 0 };
Reproject.ReprojectPoints(xy, z, pStart, pEnd, 0, 1);
return;
}
private void UpdateSiteLocation(Document document, dynamic cityJ)
{
SiteLocation site = document.ActiveProjectLocation.GetSiteLocation();
int espgNo = epsgNum(cityJ);
double[] xy = { cityJ.transform.translate[0], cityJ.transform.translate[1] };
PointProjector(espgNo, xy);
site.Latitude = xy[1] * angleRatio;
site.Longitude = xy[0] * angleRatio;
}
static public bool CheckValidity(dynamic file)
{
if (file.CityObjects == null || file.type != "CityJSON" || file.version == null ||
file.transform == null || file.transform.scale == null || file.transform.translate == null ||
file.vertices == null)
{
return false;
}
else if (file.version != "1.1" && file.version != "1.0")
{
return false;
}
return true;
}
private string lodSelecter(dynamic cityJ)
{
string level = "";
List<string> lods = new List<string>();
foreach (var objects in cityJ.CityObjects)
{
foreach (var obj in objects)
{
if (obj.geometry == null)
{
continue;
}
foreach (var boundaryGroup in obj.geometry)
{
string lod = (string)boundaryGroup.lod;
if (lod == null)
{
return "Failed";
}
lods.Add(lod);
}
}
}
lods = lods.Distinct().ToList();
if (lods.Count == 1)
{
return lods.First();
}
else
{
using (lodUserSelect loder = new lodUserSelect(lods))
{
loder.ShowDialog();
level = loder._level;
}
return level;
}
}
private void CreateTessellatedShape(Autodesk.Revit.DB.Document doc, ElementId materialId, dynamic cityObjProp, List<XYZ> verticesList, string Namer, string Lod)
{
List<XYZ> loopVertices = new List<XYZ>();
TessellatedShapeBuilder builder = new TessellatedShapeBuilder();
if (cityObjProp.geometry == null)
{
return;
}
foreach (var boundaryGroup in cityObjProp.geometry)
{
if (Lod == (string)boundaryGroup.lod)
{
builder.OpenConnectedFaceSet(false);
foreach (var boundary in boundaryGroup.boundaries)
{
loopVertices.Clear();
foreach (var facePoints in boundary)
{
bool levelCheck = false;
foreach (var facePoint in facePoints)
{
if (!facePoint.HasValues)
{
int VV = unchecked((int)facePoint.Value);
XYZ vertPoint = new XYZ(verticesList[VV].X, verticesList[VV].Y, verticesList[VV].Z);
loopVertices.Add(vertPoint);
}
else
{
foreach (var fp in facePoint)
{
int VV = unchecked((int)fp.Value);
XYZ vertPoint = new XYZ(verticesList[VV].X, verticesList[VV].Y, verticesList[VV].Z);
loopVertices.Add(vertPoint);
}
builder.AddFace(new TessellatedFace(loopVertices, materialId));
levelCheck = true;
loopVertices.Clear();
}
}
if (!levelCheck)
{
builder.AddFace(new TessellatedFace(loopVertices, materialId));
}
}
}
builder.CloseConnectedFaceSet();
builder.Target = TessellatedShapeBuilderTarget.AnyGeometry;
builder.Fallback = TessellatedShapeBuilderFallback.Mesh;
builder.Build();
builder.Clear();
TessellatedShapeBuilderResult result = builder.GetBuildResult();
string lod = (string)boundaryGroup.lod;
DirectShape ds = DirectShape.CreateElement(doc, new ElementId(BuiltInCategory.OST_GenericModel));
ds.ApplicationId = "Application id";
ds.ApplicationDataId = "Geometry object id";
ds.Name = Namer + "-lod " + lod;
ds.SetShape(result.GetGeometricalObjects());
}
}
}
private List<Material> matGenerator(Document doc)
{
FilteredElementCollector collector = new FilteredElementCollector(doc).OfClass(typeof(Material));
IEnumerable<Material> materialsEnum
= collector.ToElements().Cast<Material>().Where(e => e.Name == "Default");
Material materialDef = materialsEnum.First();
IEnumerable<Material> checkMat
= collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Building");
List<Material> mats = new List<Material>();
if (!checkMat.Any())
{
using (Transaction t = new Transaction(doc, "Set CJ Materials"))
{
t.Start();
Material cj00 = materialDef.Duplicate("cj-Building");
cj00.Color = new Color(119, 136, 153);
mats.Add(cj00);
Material cj01 = materialDef.Duplicate("cj-Bridge");
cj01.Color = new Color(160, 82, 45);
mats.Add(cj01);
Material cj02 = materialDef.Duplicate("cj-Group");
cj02.Color = new Color(218, 165, 32);
mats.Add(cj02);
Material cj03 = materialDef.Duplicate("cj-Furniture");
cj03.Color = new Color(255, 69, 0);
mats.Add(cj03);
Material cj04 = materialDef.Duplicate("cj-Landuse");
cj04.Color = new Color(218, 165, 32);
mats.Add(cj04);
Material cj05 = materialDef.Duplicate("cj-Plants");
cj05.Color = new Color(0, 204, 0);
mats.Add(cj05);
Material cj06 = materialDef.Duplicate("cj-Railway");
cj06.Color = new Color(0, 0, 0);
mats.Add(cj06);
Material cj07 = materialDef.Duplicate("cj-Road");
cj07.Color = new Color(64, 64, 64);
mats.Add(cj07);
Material cj08 = materialDef.Duplicate("cj-Tunnel");
cj08.Color = new Color(51, 25, 0);
mats.Add(cj08);
Material cj09 = materialDef.Duplicate("cj-Water");
cj09.Color = new Color(0, 128, 255);
mats.Add(cj09);
foreach (Material m in mats)
{
ElementId appearanceAssetId = m.AppearanceAssetId;
AppearanceAssetElement assetElem = m.Document.GetElement(appearanceAssetId) as AppearanceAssetElement;
ElementId duplicateAssetElementId = ElementId.InvalidElementId;
AppearanceAssetElement duplicateAssetElement = assetElem.Duplicate(m.Name);
m.AppearanceAssetId = duplicateAssetElement.Id;
duplicateAssetElementId = duplicateAssetElement.Id;
using (AppearanceAssetEditScope editScope = new AppearanceAssetEditScope(assetElem.Document))
{
Asset editableAsset = editScope.Start(duplicateAssetElementId);
AssetPropertyDoubleArray4d genericDiffuseProperty = editableAsset.FindByName("generic_diffuse") as AssetPropertyDoubleArray4d;
genericDiffuseProperty.SetValueAsColor(m.Color);
editScope.Commit(true);
}
}
t.Commit();
}
}
else
{
Material m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Building").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Bridge").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Group").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Furniture").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Landuse").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Plants").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Railway").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Road").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Tunnel").First();
mats.Add(m);
m = collector.ToElements().Cast<Material>().Where(e => e.Name == "cj-Water").First();
mats.Add(m);
}
return mats;
}
private Material matSelector(List<Material> materials, string type, Document doc)
{
FilteredElementCollector collector = new FilteredElementCollector(doc).OfClass(typeof(Material));
IEnumerable<Material> materialsEnum
= collector.ToElements().Cast<Material>().Where(e => e.Name == "Default");
Material m = materialsEnum.First();
switch (type)
{
case "Building": m = materials[0]; break;
case "BuildingPart": m = materials[0]; break;
case "BuildingInstallation": m = materials[0]; break;
case "BuildingConstructiveElement": m = materials[0]; break;
case "BuildingFurniture": m = materials[0]; break;
case "BuildingStorey": m = materials[0]; break;
case "BuildingRoom": m = materials[0]; break;
case "BuildingUnit": m = materials[0]; break;
case "Bridge": m = materials[1]; break;
case "BridgePart": m = materials[1]; break;
case "BridgeInstallation": m = materials[1]; break;
case "BridgeConstructiveElement": m = materials[1]; break;
case "BridgeRoom": m = materials[1]; break;
case "BridgeFurniture": m = materials[1]; break;
case "CityObjectGroup": m = materials[2]; break;
case "CityFurniture": m = materials[3]; break;
case "LandUse": m = materials[4]; break;
case "PlantCover": m = materials[5]; break;
case "SolitaryVegetationObject": m = materials[5]; break;
case "Railway": m = materials[6]; break;
case "Road": m = materials[7]; break;
case "TransportSquare": m = materials[7]; break;
case "Waterway": m = materials[9]; break;
case "Tunnel": m = materials[8]; break;
case "TunnelPart": m = materials[8]; break;
case "TunnelInstallation": m = materials[8]; break;
case "TunnelConstructiveElement": m = materials[8]; break;
case "TunnelHollowSpace": m = materials[8]; break;
case "TunnelFurniture": m = materials[8]; break;
case "WaterBody": m = materials[9]; break;
default: break;
}
return m;
}
private List<XYZ> vertBuilder(dynamic cityJ, double transX,double transY)
{
List<XYZ> vertList = new List<XYZ>();
foreach (var vertex in cityJ.vertices)
{
double x = (vertex[0] * cityJ.transform.scale[0]) + transX;
double y = (vertex[1] * cityJ.transform.scale[1]) + transY;
double z = vertex[2] * cityJ.transform.scale[2];
double xx = UnitUtils.ConvertToInternalUnits(x, UnitTypeId.Meters);
double yy = UnitUtils.ConvertToInternalUnits(y, UnitTypeId.Meters);
double zz = UnitUtils.ConvertToInternalUnits(z, UnitTypeId.Meters);
XYZ vert = new XYZ(xx, yy, zz);
vertList.Add(vert);
}
return vertList;
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Document doc = uidoc.Document;
FilteredElementCollector collector = new FilteredElementCollector(doc).OfClass(typeof(Material));
IEnumerable<Material> materialsEnum
= collector.ToElements().Cast<Material>().Where(e => e.Name == "Default");
Material materialDef = materialsEnum.First();
List<Material> materials = matGenerator(doc);
//starting transaction
using (Transaction trans = new Transaction(doc, "Load CityJSON"))
{
trans.Start();
var fileContent = string.Empty;
var filePath = string.Empty;
XYZ BaseP = BasePoint.GetProjectBasePoint(doc).Position;
using (OpenFileDialog openFileDialog = new OpenFileDialog())
{
openFileDialog.Title = "Open CityJSON file";
openFileDialog.InitialDirectory = "c:\\";
openFileDialog.Filter = "JSON files (*.JSON)|*.JSON";
openFileDialog.FilterIndex = 1;
openFileDialog.RestoreDirectory = true;
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
//Get the path of specified file
filePath = openFileDialog.FileName;
//Read the contents of the file into a stream
var fileStream = openFileDialog.OpenFile();
using (StreamReader reader = new StreamReader(fileStream))
{
string json = reader.ReadToEnd();
dynamic jCity = JsonConvert.DeserializeObject(json);
if (!CheckValidity(jCity))
{
TaskDialog.Show("Error!", "Invalid CityJSON file" +
"");
trans.Commit();
return Result.Failed;
}
List<XYZ> vertList = new List<XYZ>();
int epsgNo = epsgNum(jCity);
if(epsgNo == -1)
{
TaskDialog.Show("No CRS", "There is no reference system available in CityJSON file.\r\nGeoemetries will be generated in Revit origin's point.");
vertList = vertBuilder(jCity, 0, 0);
goto Checker;
}
SiteLocation site = doc.ActiveProjectLocation.GetSiteLocation();
double latDeg = site.Latitude / angleRatio;
double lonDeg = site.Longitude / angleRatio;
double[] xy = { jCity.transform.translate[0], jCity.transform.translate[1] };
PointProjector(epsgNo, xy);
double cjLat = xy[1];
double cjLon = xy[0];
bool newLocation = false;
//User selects to update or choose the revit origin
using (mapViewer mpv = new mapViewer(latDeg, lonDeg, cjLat, cjLon))
{
mpv.ShowDialog();
newLocation = mpv._loc;
}
switch (newLocation)
{
case true:
UpdateSiteLocation(doc, jCity);
vertList = vertBuilder(jCity, 0, 0);
break;
default:
double[] tranC = { jCity.transform.translate[0], jCity.transform.translate[1] };
double[] tranR = { lonDeg, latDeg };
PointProjectorRev(epsgNo, tranR);
double tranx = tranC[0] - tranR[0];
double trany = tranC[1] - tranR[1];
vertList = vertBuilder(jCity, tranx, trany);
break;
}
Checker:
string lodSpec = lodSelecter(jCity);
if (lodSpec == "Failed")
{
TaskDialog.Show("Error!", "This version does not support Templating.");
trans.Commit();
return Result.Failed;
}
foreach (var objects in jCity.CityObjects)
{
foreach (var objProperties in objects)
{
string attributeName = objects.Name;
string objType = unchecked((string)objProperties.type);
Material mat = matSelector(materials, objType, doc);
CreateTessellatedShape(doc, mat.Id, objProperties, vertList, attributeName, lodSpec);
}
}
}
}
}
trans.Commit();
}
return Result.Succeeded;
}
}
}